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Kribbella soli sp. nov., isolated from soil
Fadime Ozdemir-Kocak1, Hayrettin Saygin2, Salih Saricaoglu2
1Department of Nursing, School of Health, Bilecik Seyh Edebali University, 11210, Bilecik, Turkey.
Antonie Van Leeuwenhoek
|January 26, 2017
Summary
A novel soil actinobacterium, Kribbella soli FMN22T, was identified. Genetic and DNA-DNA hybridization analyses confirm it is a distinct species within the Kribbella genus.
Area of Science:
- Microbiology
- Bacteriology
- Taxonomy
Background:
- Actinobacteria are crucial soil microorganisms.
- The genus Kribbella comprises bacteria with diverse metabolic capabilities.
- Accurate taxonomic classification is essential for understanding microbial roles.
Purpose of the Study:
- To characterize a novel soil actinobacterial isolate, strain FMN22T.
- To determine the phylogenetic and taxonomic position of strain FMN22T.
- To propose a new species within the genus Kribbella.
Main Methods:
- Polyphasic characterization including 16S rRNA and concatenated gene sequencing.
- Phylogenetic analysis and DNA-DNA hybridization.
- Chemotaxonomic analysis of cell wall, sugars, menaquinone, phospholipids, and fatty acids.
Main Results:
- Strain FMN22T showed high 16S rRNA gene similarity to Kribbella species but was genetically distinct based on concatenated genes.
- DNA-DNA hybridization values were below the threshold for species delineation with closely related Kribbella type strains.
- Chemotaxonomic data supported the classification within the genus Kribbella.
Conclusions:
- Strain FMN22T represents a novel species of the genus Kribbella.
- The proposed name for this new species is Kribbella soli.
- This finding expands the known diversity of the Kribbella genus.
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